56798055

素因数分解:

$3^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{149}}^1\times {\mathrm{197}}^1$

素因数の和:400

約数の個数: 48

約数和(自身を含む): 101930400

約数和(自身を除く): 45132345

約数列:

[1, 3, 5, 9, 15, 43, 45, 129, 149, 197, 215, 387, 447, 591, 645, 745, 985, 1341, 1773, 1935, 2235, 2955, 6407, 6705, 8471, 8865, 19221, 25413, 29353, 32035, 42355, 57663, 76239, 88059, 96105, 127065, 146765, 264177, 288315, 381195, 440295, 1262179, 1320885, 3786537, 6310895, 11359611, 18932685, 56798055]

約数ペア:

[(1, 56798055), (3, 18932685), (5, 11359611), (9, 6310895), (15, 3786537), (43, 1320885), (45, 1262179), (129, 440295), (149, 381195), (197, 288315), (215, 264177), (387, 146765), (447, 127065), (591, 96105), (645, 88059), (745, 76239), (985, 57663), (1341, 42355), (1773, 32035), (1935, 29353), (2235, 25413), (2955, 19221), (6407, 8865), (6705, 8471)]